Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Test the claim that the mean GPA of night students is significantly different than the mean GPA of day students at the 0.05 significance level.

Test the claim that the mean GPA of night students is significantly different than the mean GPA of day students at the 0.05 significance level. The null and alternative hypothesis would be:

H0:pN=pDH0:pN=pD H1:pNpDH1:pN>pD H0:pN=pDH0:pN=pD H1:pNpDH1:pNpD H0:N=DH0:N=D H1:N>DH1:N>D H0:N=DH0:N=D H1:N

right-tailed two-tailed left-tailed The sample consisted of 50 night students, with a sample mean GPA of 3.24 and a standard deviation of 0.03, and 50 day students, with a sample mean GPA of 3.19 and a standard deviation of 0.02. The test statistic is: (to 2 decimals) The p-value is: (to 2 decimals) Based on this we:

  • Fail to reject the null hypothesis
  • Reject the null hypothesis

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access with AI-Powered Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Foundations of Marketing

Authors: William M. Pride, O. C. Ferrell

3rd Edition

618973370, 547154569, 9780618973378, 978-0547154565

Students also viewed these Mathematics questions